Why these European countries don't use the euro as currency
See which member states have opted not to adopt the euro as their currency
LIFESTYLE Europe
The formation of the European Union (EU) paved the way for a unified, multi-country financial system under a single currency, the euro. Now used in 20 countries, the euro helped increase trade and reduce exchange rate risks in eurozone countries. However, a few European nations decided to stick with their own currencies despite being member states.
Check out this gallery to see which countries don't use the euro as currency, and why.